// Copyright (c) Appeon. All rights reserved.
// Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. 
// You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0.

using System;
using System.Collections.Generic;
using System.Linq;

namespace SnapObjects.Data
{
    public class SqlUnionClause : Dictionary<SqlSelectStatement, SqlUnionType>, ICloneable<SqlUnionClause>
    {
        internal SqlUnionClause()
        {

        }

        internal SqlUnionClause(IDictionary<SqlSelectStatement, SqlUnionType> collection) : base(collection)
        {

        }

        public SqlUnionClause Clone()
        {
            return new SqlUnionClause(
                this.ToDictionary(m => (SqlSelectStatement)m.Key.Clone(), m => m.Value));
        }
    }
}
